Variable breakdown
cancer_diag_age
Section and category
Medical History.Personal
Description
“Age at first diagnosis of cancer”
Additional information
| Metadata | |
|---|---|
| validation | Hard max: Current age |
| contents | Age in years |
| soft_min | 15 |
| is_mandatory | No |
| is_dependent_on | cancer_diag |
Data summary
Baseline
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 49.89 | 10.57 | 7 | 43 | 50 | 57 | 78 | 10.38 | 14 | 0.21 | -0.1 | 0.05 | -0.09 | 2594 | 0.5 |
Resurvey 1
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 53.86 | 9.61 | 32 | 47.5 | 53 | 60.5 | 75 | 10.38 | 12.5 | 0.18 | 0.05 | 0.21 | -0.62 | 132 | 0.67 |
Resurvey 2
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 54.31 | 11.36 | 7 | 47 | 55 | 62 | 81 | 11.86 | 15 | 0.21 | -0.26 | 0.14 | 0.43 | 293 | 1.16 |
Between-survey agreement
[1] “Spearman’s correlation matrix:”| Baseline | Resurvey1 | Resurvey2 | |
|---|---|---|---|
| Baseline | 1.000 | 0.968 | 0.955 |
| Resurvey1 | 0.968 | 1.000 | 0.954 |
| Resurvey2 | 0.955 | 0.954 | 1.000 |
International Coordinating Centre, China Kadoorie Biobank (CKB), CTSU, Nuffield Department of Population Health, University of Oxford Old Road Campus, Headington, Oxford, OX3 7LF
Tel: +44 (0)1865 743743 | Fax: +44 (0)1865 743985 | Email: ckbaccess@ndph.ox.ac.uk
Copyright China Kadoorie Biobank (CKB), University of Oxford, (2024)
Page generated: 27-02-2024